1 /* Finite math compatibility macros. 2 Copyright (C) 2020-2021 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <http://www.gnu.org/licenses/>. */ 18 19 #ifndef _LIBM_ALIAS_FINITE_H 20 #define _LIBM_ALIAS_FINITE_H 21 22 #include <first-versions.h> 23 #include <shlib-compat.h> 24 25 /* The -ffinite-math symbols were added on GLIBC 2.15 and moved to compat 26 symbol so newer architectures do not require to support it. */ 27 #if SHLIB_COMPAT (libm, GLIBC_2_15, GLIBC_2_31) 28 # define libm_alias_finite(from, to) \ 29 libm_alias_finite1(from, to) 30 # define libm_alias_finite1(from, to) \ 31 compat_symbol (libm, \ 32 from, \ 33 to ## _finite, \ 34 FIRST_VERSION_libm_ ## to ## _finite); 35 #else 36 # define libm_alias_finite(from, to) 37 #endif 38 39 #endif 40